Home / 53,240.86-79,793.46-28,292.86

Finding the Fourth Proportional to 53,240.86, 79,793.46 and 28,292.86

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Solution

The fourth proportional to 53,240.86, 79,793.46 and 28,292.86 is: 42,403.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,240.86 : 79,793.46 = 28,292.86 : x
  2. Step 2: Convert to fraction form
    53,240.86/79,793.46 = 28,292.86/x
  3. Step 3: Cross multiply
    53,240.86x = 79,793.46 × 28,292.86
  4. Step 4: Simplify right side
    53,240.86x = 2,257,585,286.08
  5. Step 5: Solve for x
    x = 2,257,585,286.08/53,240.86
  6. Step 6: Final answer
    x = 42,403.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.